Recommended Reading (weekly) Oct 09, 2011 Hotmail declares war on newsletters | Econsultancy tags: hotmail deliverability spam tg Email Marketing: Campaign Analysis, Metrics, Best Practices tags: metrics tg The Science of Social Timing Part 2: Timing & Email Marketing tags: timing tg Facebook Launches New Metric: "People Talking About" tags: facebook metrics tg Posted from Diigo. The rest of my favorite links are here. Need help optimizing your email marketing results? Get in touch!